[1] Univ Iowa Hosp & Clin, Rutgers New Jersey Med Sch, Dept Dermatol, Iowa City, IA 52242 USA
[2] Univ Minnesota, Dept Dermatol, Minneapolis, MN 55455 USA
[3] Med Associates Clin & Hlth Plans, Dubuque, IA USA
[4] Univ Iowa Hosp & Clin, Holden Comprehens Canc Ctr, Iowa City, IA 52242 USA
[5] Univ Iowa Hosp & Clin, Dept Dermatol, 40035 Pomerantz Family Pavil,200 Hawkins Dr, Iowa City, IA 52242 USA
[6] Univ Iowa Hosp & Clin, Dept Internal Med Hematol Oncol & Blood & Marrow, Iowa City, IA 52242 USA
[7] Univ Iowa Hosp & Clin, Dept Pathol, Iowa City, IA 52242 USA